3727880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 9253440

約数和(自身を除く): 5525560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 107, 130, 134, 214, 260, 268, 335, 428, 520, 535, 536, 670, 856, 871, 1070, 1340, 1391, 1742, 2140, 2680, 2782, 3484, 4280, 4355, 5564, 6955, 6968, 7169, 8710, 11128, 13910, 14338, 17420, 27820, 28676, 34840, 35845, 55640, 57352, 71690, 93197, 143380, 186394, 286760, 372788, 465985, 745576, 931970, 1863940, 3727880]

約数ペア:

[(1, 3727880), (2, 1863940), (4, 931970), (5, 745576), (8, 465985), (10, 372788), (13, 286760), (20, 186394), (26, 143380), (40, 93197), (52, 71690), (65, 57352), (67, 55640), (104, 35845), (107, 34840), (130, 28676), (134, 27820), (214, 17420), (260, 14338), (268, 13910), (335, 11128), (428, 8710), (520, 7169), (535, 6968), (536, 6955), (670, 5564), (856, 4355), (871, 4280), (1070, 3484), (1340, 2782), (1391, 2680), (1742, 2140)]